<template>
	<view class="container">
		<mescroll-body ref="mescrollRef" :sticky="true" @init="mescrollInit" :down="{ native: true }"
			@down="downCallback" :up="upOption" @up="upCallback">
			<!-- tab栏 -->
			<u-tabs :list="tabs" :is-scroll="false" :current="curTab" active-color="#FA2209" :duration="0.2"
				@change="onChangeTab" />

			<!-- 订单列表 -->
			<view class="order-list">
				<view class="order-item" v-for="(item, index) in list.data" :key="index">
					<view class="item-top">
						<view class="item-top-left">
							<text class="order-time">{{ item.create_time }}</text>
						</view>
						<view class="item-top-right">
							<text class="state-text">{{ item.state_text }}</text>
						</view>
					</view>
					<!-- 商品列表 -->
					<view class="goods-list" @click="handleTargetDetail(item.order_id)">
						<view class="goods-item" v-for="(goods, idx) in item.goods" :key="idx">
							<!-- 商品图片 -->
							<view class="goods-image">
								<image class="image" :src="goods.goods_image" mode="scaleToFill"></image>
							</view>
							<!-- 商品信息 -->
							<view class="goods-content">
								<view class="goods-title"><text class="twoline-hide">{{ goods.goods_name }}</text></view>
								<view class="goods-props clearfix">
									<view class="goods-props-item" v-for="(props, idx) in goods.goods_props" :key="idx">
										<text>{{ props.value.name }}</text>
									</view>
								</view>
							</view>
							<!-- 交易信息 -->
							<view class="goods-trade">
								<view class="goods-price">
									<text class="unit">￥</text>
									<text
										class="value">{{ goods.is_user_grade ? goods.grade_goods_price : goods.goods_price }}</text>
								</view>
								<view class="goods-num">
									<text>×{{ goods.total_num }}</text>
								</view>
							</view>
						</view>
					</view>
					<!-- 订单合计 -->
					<view class="order-total">
						<text>共{{ item.total_num }}件商品，总金额</text>
						<text class="unit">￥</text>
						<text class="money">{{ item.pay_price }}</text>
					</view>
					<!-- 订单操作 -->
					<view v-if="item.order_status != OrderStatusEnum.CANCELLED.value" class="order-handle">
						<view class="btn-group clearfix">
							<!-- 未支付取消订单 -->
							<block v-if="item.pay_status == PayStatusEnum.PENDING.value">
								<view class="btn-item" @click="onCancel(item.order_id)">取消</view>
							</block>
							<!-- 已支付进行中的订单 -->
							<block v-if="item.order_status != OrderStatusEnum.APPLY_CANCEL.value">
								<block
									v-if="item.pay_status == PayStatusEnum.SUCCESS.value && item.delivery_status == DeliveryStatusEnum.NOT_DELIVERED.value">
									<view class="btn-item" @click="onCancel(item.order_id)">申请取消</view>
								</block>
							</block>
							<!-- 已申请取消 -->
							<view v-else class="f-28 col-8">取消申请中</view>
							<!-- 未支付的订单 -->
							<block v-if="item.pay_status == PayStatusEnum.PENDING.value">
								<view class="btn-item active" @click="onPay(item.order_id)">去支付</view>
							</block>
							<!-- 确认收货 -->
							<block
								v-if="item.delivery_status == DeliveryStatusEnum.DELIVERED.value && item.receipt_status == ReceiptStatusEnum.NOT_RECEIVED.value">
								<view class="btn-item active" @click="onReceipt(item.order_id)">确认收货</view>
							</block>
							<!-- 订单评价 -->
							<block v-if="item.order_status == OrderStatusEnum.COMPLETED.value && item.is_comment == 0">
								<view class="btn-item" @click="handleTargetComment(item.order_id)">评价</view>
							</block>
						</view>
					</view>

				</view>
			</view>
		</mescroll-body>

		<!-- 支付方式弹窗 -->
		<u-popup v-model="showPayPopup" mode="bottom" border-radius="26" :closeable="true">
			<view class="pay-popup">
				<view class="title">请选择支付方式</view>
				<view class="pop-content">
					<!-- 微信支付 -->
					<!-- #ifdef MP-WEIXIN -->
					<view class="pay-item dis-flex flex-x-between" @click="onSelectPayType(PayTypeEnum.WECHAT.value)">
						<view class="item-left dis-flex flex-y-center">
							<view class="item-left_icon wechat">
								<text class="iconfont icon-wechat-pay"></text>
							</view>
							<view class="item-left_text">
								<text>{{ PayTypeEnum.WECHAT.name }}</text>
							</view>
						</view>
					</view>
					<!-- #endif -->
					<!-- 余额支付 -->
					<view class="pay-item dis-flex flex-x-between" @click="onSelectPayType(PayTypeEnum.BALANCE.value)">
						<view class="item-left dis-flex flex-y-center">
							<view class="item-left_icon balance">
								<text class="iconfont icon-balance-pay"></text>
							</view>
							<view class="item-left_text">
								<text>{{ PayTypeEnum.BALANCE.name }}</text>
							</view>
						</view>
					</view>
				</view>
			</view>
		</u-popup>

	</view>
</template>

<script>
	import MescrollBody from '@/components/mescroll-uni/mescroll-body.vue'
	import MescrollMixin from '@/components/mescroll-uni/mescroll-mixins'
	import {
		DeliveryStatusEnum,
		DeliveryTypeEnum,
		OrderStatusEnum,
		PayStatusEnum,
		PayTypeEnum,
		ReceiptStatusEnum
	} from '@/common/enum/order'
	import {
		getEmptyPaginateObj,
		getMoreListData
	} from '@/core/app'
	import * as OrderApi from '@/api/order'
	import {
		wxPayment
	} from '@/core/app'
import { objForEach } from '../../utils/util'

	// 每页记录数量
	const pageSize = 15

	// tab栏数据
	const tabs = [{
		name: `全部`,
		value: 'all'
	}, {
		name: `待支付`,
		value: 'payment'
	}, {
		name: `待发货`,
		value: 'delivery'
	}, {
		name: `待收货`,
		value: 'received'
	}, {
		name: `待评价`,
		value: 'comment'
	}]

	export default {
		components: {
			MescrollBody
		},
		mixins: [MescrollMixin],
		data() {
			return {
				// 枚举类
				DeliveryStatusEnum,
				DeliveryTypeEnum,
				OrderStatusEnum,
				PayStatusEnum,
				PayTypeEnum,
				ReceiptStatusEnum,

				// 当前页面参数
				options: {
					dataType: 'all'
				},
				// tabs栏数据
				tabs,
				// 当前tabs选中标签索引
				curTab: 0,
				// 订单列表数据
				list: getEmptyPaginateObj(),
				// 上拉加载配置
				upOption: {
					// 首次加载是否执行
					auto: true,
					// 每页数据的数量，默认10
					page: {
						size: pageSize
					},
					// 数量要大于4条才显示无更多数据
					noMoreSize: 4,
					// 空布局
					empty: {
						tip: '亲，暂无订单记录'
					}
				},
				// 控制首次触发onShow事件时不刷新列表
				canReset: false,
				// 支付方式弹窗
				showPayPropup: false,
			}
		},
		/**
		 * 生命周期函数--监听页面加载
		 */
		onLoad(options) {
			console.log(options);
			// 初始化当前选中标签
			this.initCurTab(options)
		},
		methods: {
			// 初始化当前选中的标签
			initCurTab(options) {
				if(options.dataType) {
					const index = this.tabs.findIndex(item => item.value == options.dataType)
					this.curTab = index > -1 ? index : 0
				}
			},
			
			/**
			 * 上拉加载的回调 (页面初始化时也会执行一次)
			 * 其中page.num:当前页 从1开始, page.size:每页数据条数,默认10
			 * @param {Object} page
			 */
			upCallback(page) {
				const that = this
				// 设置列表数据
				this.getOrderList(page.num)
					.then(list => {
						const curPageLen = list.data.length
						const total = list.data.total
						// 
						that.mescroll.endBySize(curPageLen, totalSize)
					})
					.catch(() => that.mescroll.endErr())
			},
			// 获取订单列表
			getOrderList(pageNo = 1) {
				const that = this
				return new Promise((resolve, reject) => {
					OrderApi.list({ dataType: that.getTabValue(), page: pageNo }, { load: false })
						.then(res => {
							console.log('订单列表数据==>', res);
							// 合并新数据
							const newList = that.initList(res.data.list)
							that.list.data = getMoreListData(newList, that.list, pageNo)
							resolve(newList)
						})
				})
			},
			// 初始化订单列表数据
			initList(newList) {
				newList.data.forEach(item => {
					item.total_num = 0
					item.goods.forEach(goods => {
						item.total_num += goods.total_num
					})
				})
				return newList
			},
			// 获取当前标签项的值
			getTabValue() {
				return this.tabs[this.curTab].value
			},
			// 切换标签栏
			onChangeTab(index) {
				// 设置当前选中标签
				this.curTab = index
				// 刷新订单列表
				this.onRefreshList()
			},
			
			// 刷新订单列表
			onRefreshList() {
				
			},

			
		},
	}
</script>

<style lang="scss" scoped>
	// 项目内容
	.order-item {
		margin: 20rpx auto 20rpx auto;
		padding: 30rpx 30rpx;
		width: 94%;
		box-shadow: 0 1rpx 5rpx 0px rgba(0, 0, 0, 0.05);
		border-radius: 16rpx;
		background: #fff;
	}

	// 项目顶部
	.item-top {
		display: flex;
		justify-content: space-between;
		font-size: 26rpx;
		margin-bottom: 40rpx;

		.order-time {
			color: #777;
		}

		.state-text {
			color: $uni-text-color-active;
		}
	}

	// 商品列表
	.goods-list {

		// 商品项
		.goods-item {
			display: flex;
			margin-bottom: 40rpx;

			// 商品图片
			.goods-image {
				width: 180rpx;
				height: 180rpx;

				.image {
					display: block;
					width: 100%;
					height: 100%;
					border-radius: 8rpx;
				}
			}

			// 商品内容
			.goods-content {
				flex: 1;
				padding-left: 16rpx;
				padding-top: 16rpx;

				.goods-title {
					font-size: 26rpx;
					max-height: 76rpx;
				}

				.goods-props {
					margin-top: 14rpx;
					height: 40rpx;
					color: #ababab;
					font-size: 24rpx;
					overflow: hidden;

					.goods-props-item {
						display: inline-block;
						margin-right: 14rpx;
						padding: 4rpx 16rpx;
						border-radius: 12rpx;
						background-color: #F5F5F5;
						width: auto;
					}
				}


			}

			// 交易信息
			.goods-trade {
				padding-top: 16rpx;
				width: 150rpx;
				text-align: right;
				color: $uni-text-color-grey;
				font-size: 26rpx;

				.goods-price {
					vertical-align: bottom;
					margin-bottom: 16rpx;

					.unit {
						margin-right: -2rpx;
						font-size: 24rpx;
					}
				}
			}

		}

	}

	// 订单合计
	.order-total {
		font-size: 26rpx;
		vertical-align: bottom;
		text-align: right;
		height: 40rpx;
		margin-bottom: 30rpx;

		.unit {
			margin-left: 8rpx;
			margin-right: -2rpx;
			font-size: 26rpx;
		}

		.money {
			font-size: 28rpx;
		}
	}

	// 订单操作
	.order-handle {
		.btn-group {

			.btn-item {
				border-radius: 10rpx;
				padding: 6rpx 20rpx;
				margin-left: 15rpx;
				font-size: 28rpx;
				float: right;
				color: #383838;
				border: 1rpx solid #a8a8a8;

				&:last-child {
					margin-left: 0;
				}

				&.active {
					color: $uni-text-color-active;
					border: 1rpx solid $uni-text-color-active;
				}
			}

		}

	}

	// 弹出层-支付方式
	.pay-popup {
		padding: 24rpx;

		.title {
			font-size: 30rpx;
			margin-bottom: 40rpx;
			font-weight: bold;
			text-align: center;
		}

		.pop-content {
			min-height: 260rpx;
			padding: 0 10rpx;

			.pay-item {
				padding: 24rpx 35rpx;
				font-size: 28rpx;
				border-bottom: 1rpx solid #f1f1f1;

				&:last-child {
					border-bottom: none;
				}

				.item-left_icon {
					margin-right: 20rpx;
					font-size: 32rpx;

					&.wechat {
						color: #00c800;
					}

					&.balance {
						color: #ff9700;
					}
				}
			}
		}
	}
</style>
